Fixed compilation in another dir

Docs/manual.texi:
  Added some general links
mysys/Makefile.am:
  Fixed compilation of test_thr_lock in another directory
sql/table.cc:
  cleanup

Docs/manual.texi

@@ -2509,6 +2509,12 @@ Tek-Tips Forums are 800+ independent peer-to-peer non-commercial support
 forums for Computer Professionals.  Features include automatic e-mail
 notification of responses, a links library, and member confidentiality
 guaranteed.
+
+@item @uref{http://www.public.asu.edu/~peterjn/btree/, B-tree paper}
+B-Trees: Balanced Tree Data Structures
+
+@item @uref{http://www.fit.qut.edu.au/~maire/baobab/lecture/sld001.htm, B-tree lecture}
+A lecture about B-Trees
 @end itemize
 
 There are also many Web pages that use

mysys/Makefile.am

@@ -17,7 +17,7 @@
 MYSQLDATAdir =		$(localstatedir)
 MYSQLSHAREdir =		$(pkgdatadir)
 MYSQLBASEdir=		$(prefix)
-INCLUDES =		@MT_INCLUDES@ -I$(srcdir)/../include -I../include -I..
+INCLUDES =		@MT_INCLUDES@ -I$(srcdir)/../include -I../include -I.. -I$(srcdir)
 pkglib_LIBRARIES =	libmysys.a
 LDADD =			libmysys.a ../dbug/libdbug.a \
 			../strings/libmystrings.a

sql/table.cc

@@ -542,7 +542,7 @@ int openfrm(const char *name, const char *alias, uint db_stat, uint prgflag,
 		       HA_OPEN_IGNORE_IF_LOCKED) | ha_open_flags))))
     {
       /* Set a flag if the table is crashed and it can be auto. repaired */
-      outparam->crashed=(err == HA_ERR_CRASHED_ON_USAGE &&
+      outparam->crashed=((err == HA_ERR_CRASHED_ON_USAGE) &&
 			 outparam->file->auto_repair() &&
 			 !(ha_open_flags & HA_OPEN_FOR_REPAIR));
       goto err_not_open; /* purecov: inspected */